donghquinn / go_back_sample

Go Lang Backend

• Author: donghquinn

Dependencies

• gin: Web Framework

go get -u github.com/gin-gonic/gin

• Gin Usage

  • Post Body Data Parsing
    • Bind with Body Data Structures.
    • Structure can be defined with expression json:"body1" xml:"body1" binding:"required"
    • can be validate with ShouldBind() method

• godotenv: load .env file

go get -u github.com/joho/godotenv

• prisma: Data ORM Client

go get -u github.com/steebchen/prisma-client-go

• validator: Request Validator. You don't need to install package manually.
  • How to make custom validator: Korean Reference
  • Unlike node.js, you can validate requests by tags.
  • And of course, you can make custom tags as well: Korean Reference

Prisma Initiate

• If you get Prisma Module, Please make schema, File name is schema.prisma. Check prisma/schema.prisma as reference on this repository.
• Run Database you want, and write its dataurl into .env file.
  • format: [databaseType]://[userName]:[userPassword]@[hostAddr]:[hostPort]/[databaseName]?schema=[public / private]
• Then Run command below to initiate prisma client. This command line will create the package name "db"

go run github.com/steebchen/prisma-client-go generate

File Structures

Controllers

data

• Prisma Client and Query Modules

DTO

• Data Transfer Object
  • Formulized Response with throw keys;
    • resCode: Response Code - 200 / 40* /500
    • dataRes: Actual Result of Request
    • errMsg: There would be Error message, if there were any error happend.

libraries

• calculator: Simple functions add / sum

module

• handler: router Handling Modules

utilities

• shutdown: Graceful Shutdown

types

• calc_request: Calculation Request Type Definition

validators